Margaret Riley, M.D.
Psychiatry Physician · Roxbury, MA
Margaret Riley, M.D. is a psychiatry physician with a practice address in Roxbury, Massachusetts, and NPI 1134284656, issued on Dec 26, 2006. Check the license (Massachusetts 53736, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Margaret Riley
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 53736 MA
Self-reported in NPPES; status is on the state search - Practice location
- 40 Dimock St, Roxbury, MA 02119
- Phone
- (617) 442-8800
- Enumerated
- Dec 26, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101011001181); accepts Medicare assignment
- Medical or professional school
- Medical College Of Georgia School Of Medicine, 1983
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Also registered at 40 Dimock St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sonia HigginbottomSocial Worker1255565834
- Shameka McCraryStudent in an Organized Health Care Education/Training Program1497088041
- Jhamar ReidStudent in an Organized Health Care Education/Training Program1255713061
- Florence Shaffer, LMHCMental Health Counselor1891998316
- Edward Williams, LICSWSocial Worker1306043328
Verify Margaret Riley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 53736Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.7 times the Medicare Part D claims of the average psychiatry physician in 2024
5,667 Medicare Part D claims for 211 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Clonazepam748 claims
- Gabapentin307 claims
- Risperidone286 claims
- Dextroamphetamine-Amphetamine252 claims
- Quetiapine Fumarate248 claims
- Olanzapine243 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,135.79
44 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Luminosity Behavioral HealthBrockton, MA
- Partners Counseling And Family Services IncFramingham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Riley among 2,736 psychiatry physician records in Massachusetts
Margaret Riley, M.D. is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 51% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated1983 · median 2005 among the 1,219 with a school on file
- Record last updated2007 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Massachusetts
There are 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Roxbury → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Sundus Mari, M.D.Roxbury, MA 021191821437914
- Habiba Abozeid, MDBoston, MA 021181689408346
- Marie BernardBoston, MA 021181326996539
- Kel Boland, MDBoston, MA 021181295673150
- Arinze Chukwuonwe, M.D.Boston, MA 021181477398253
- Michael Huang, MDBoston, MA 021181235077116
- Faris Katkhuda, MDBoston, MA 021181790434876
- Sarosh Khan, DOBoston, MA 021181053060665
Common questions
What is Margaret Riley, M.D.'s NPI number?
Margaret Riley, M.D.'s National Provider Identifier (NPI) is 1134284656, issued on Dec 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Riley, M.D. located?
The NPPES record lists a practice address at 40 Dimock St, Roxbury, MA, 02119. Phone: (617) 442-8800. Providers update this record themselves, so call before visiting.
How can I verify Margaret Riley, M.D.'s license?
NPPES lists Massachusetts license number 53736, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Margaret Riley, M.D. prescribe under Medicare Part D?
In 2024, Margaret Riley, M.D. had 5,667 Medicare Part D claims for 211 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.